.nav-bar {
    --van-nav-bar-background: linear-gradient(135deg, #2c5282, #4a90e2);
    --van-nav-bar-title-text-color: white;
    --van-nav-bar-icon-color: white;
    --van-nav-bar-height: 50px;
    --van-nav-bar-title-text-size: 30px;
    --van-nav-bar-title-line-height: 50px;
    --van-nav-bar-icon-size: 26px;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
}

.nav-bar .van-nav-bar {
    height: 50px;
}

.nav-bar .van-nav-bar__content {
    height: 50px;
}

.nav-bar .van-nav-bar__title {
    color: white !important;
    line-height: 50px;
}
